C31232233133313221211113313331333132313331322121111111113331313321   >>    C3123223313331322121111331333133313231333132212111111111333131332   <<    C31232233133313221211113313331333132313331322121111111113331313323   >>      C31232233133313221211113313331333132313331322121111111113331313322   >>